MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Embedded Systems knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is an ideal interface for LCD controllers? |
| A. | SPI |
| B. | parallel port |
| C. | Serial port |
| D. | M-Bus |
| Answer» E. | |
| 2. |
Which of the following is not a serial protocol? |
| A. | SPI |
| B. | I2C |
| C. | Serial port |
| D. | RS232 |
| Answer» E. | |
| 3. |
How much voltage does the MC1489 can take? |
| A. | 12V |
| B. | 5V |
| C. | 3.3V |
| D. | 2.2V |
| Answer» C. 3.3V | |
| 4. |
The RS232 is also known as |
| A. | UART |
| B. | SPI |
| C. | Physical interface |
| D. | Electrical interface |
| Answer» E. | |
| 5. |
How many areas does the serial interface have? |
| A. | 1 |
| B. | 3 |
| C. | 2 |
| D. | 4 |
| Answer» D. 4 | |
| 6. |
Which of the following have an asynchronous data transmission? |
| A. | SPI |
| B. | RS232 |
| C. | Parallel port |
| D. | I2C |
| Answer» C. Parallel port | |
| 7. |
Which of the following can provide hardware handshaking? |
| A. | RS232 |
| B. | Parallel port |
| C. | Counter |
| D. | Timer |
| Answer» B. Parallel port | |
| 8. |
Which are the serial ports of the IBM PC? |
| A. | COM1 |
| B. | COM4 and COM1 |
| C. | COM1 and COM2 |
| D. | COM3 |
| Answer» D. COM3 | |
| 9. |
Which of the following can affect the long distance communication? |
| A. | clock |
| B. | resistor |
| C. | inductor |
| D. | capacitor |
| Answer» B. resistor | |
| 10. |
Which of the following can be used for long distance communication? |
| A. | I2C |
| B. | Parallel port |
| C. | SPI |
| D. | RS232 |
| Answer» E. | |